#include <stdio.h>
#include <stdio.h>  //在实际的开发当中，无法确认头文件是否重复包含

#include "28-tiaojianbianyi.h"
#include "28-tiaojianbianyi.h"


    int led1on = LED1ON;
    int led1off = LED1OFF;
    int led2on = LED2ON;
    int ledoff = LED2OFF;

int main(int argc, char const *argv[])
{

    return 0;
}
